Multi-site placebo-controlled randomised clinical trial to assess protection following oral immunisation with inactivated non-typeableHaemophilus influenzaein chronic obstructive pulmonary disease
2014 ◽
Vol 23
(21-22)
◽
pp. 3124-3137
◽
2012 ◽
Vol 21
(19pt20)
◽
pp. 2870-2878
◽
2013 ◽
Vol 18
(8)
◽
pp. 398-403
◽